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301142400 = 273521319127
BaseRepresentation
bin10001111100110…
…001000110000000
3202222122121201020
4101330301012000
51104043024100
645514305440
710314445116
oct2174610600
9688577636
10301142400
11144a94819
1284a28280
134a50aa90
142bdcdab6
151b6875a0
hex11f31180

301142400 has 384 divisors, whose sum is σ = 1133260800. Its totient is φ = 69672960.

The previous prime is 301142399. The next prime is 301142461. The reversal of 301142400 is 4241103.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 301142400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2371137 + ... + 2371263.

It is an arithmetic number, because the mean of its divisors is an integer number (2951200).

Almost surely, 2301142400 is an apocalyptic number.

301142400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 301142400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566630400).

301142400 is an abundant number, since it is smaller than the sum of its proper divisors (832118400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

301142400 is a wasteful number, since it uses less digits than its factorization.

301142400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 301142400 is about 17353.4549874081. The cubic root of 301142400 is about 670.2816073211.

Adding to 301142400 its reverse (4241103), we get a palindrome (305383503).

The spelling of 301142400 in words is "three hundred one million, one hundred forty-two thousand, four hundred".